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\begin{tabular}{lc} \hline
 & (1) \\\
 & ROB1 \\\
VARIABLES & gr\_pop \\\ \hline
 &  \\\
p1871cot10 & -0.0700** \\\
 & (0.0298) \\\
p1881cot10 & 0.00989 \\\
 & (0.0370) \\\
p1891cot10 & 0.0104 \\\
 & (0.0413) \\\
p1871otex10 & 0.0467 \\\
 & (0.0362) \\\
p1881otex10 & 0.0451 \\\
 & (0.0356) \\\
p1891otex10 & 0.0577 \\\
 & (0.0379) \\\
Constant & 0.251*** \\\
 & (0.0177) \\\
 &  \\\
Observations & 235 \\\
Number of loc\_code & 47 \\\
 R-squared & 0.167 \\\ \hline
\multicolumn{2}{c}{ Robust standard errors in parentheses} \\\
\multicolumn{2}{c}{ *** p$<$0.01, ** p$<$0.05, * p$<$0.1} \\\
\end{tabular}
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